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// *  http://www.apache.org/licenses/LICENSE-2.0                                                                             *
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package org.apache.juneau.transforms;

import static org.apache.juneau.internal.StringUtils.*;

import org.apache.juneau.*;
import org.apache.juneau.transform.*;

/**
 * Transforms <code><jk>byte</jk>[]</code> arrays to BASE-64 encoded {@link String Strings}.
 */
public class ByteArrayBase64Swap extends StringSwap<byte[]> {

	/**
	 * Converts the specified <code><jk>byte</jk>[]</code> to a {@link String}.
	 */
	@Override /* PojoSwap */
	public String swap(BeanSession session, byte[] b) throws Exception {
		return base64Encode(b);
	}

	/**
	 * Converts the specified {@link String} to a <code><jk>byte</jk>[]</code>.
	 */
	@Override /* PojoSwap */
	public byte[] unswap(BeanSession session, String s, ClassMeta<?> hint) throws Exception {
		return base64Decode(s);
	}
}
